49819140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2081}}^1$

素因数の和:2122

約数の個数: 144

約数和(自身を含む): 181883520

約数和(自身を除く): 132064380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2081, 2394, 2660, 3420, 3990, 4162, 4788, 5985, 6243, 7980, 8324, 10405, 11970, 12486, 14567, 18729, 20810, 23940, 24972, 29134, 31215, 37458, 39539, 41620, 43701, 58268, 62430, 72835, 74916, 79078, 87402, 93645, 118617, 124860, 131103, 145670, 158156, 174804, 187290, 197695, 218505, 237234, 262206, 276773, 291340, 355851, 374580, 395390, 437010, 474468, 524412, 553546, 593085, 655515, 711702, 790780, 830319, 874020, 1107092, 1186170, 1311030, 1383865, 1423404, 1660638, 1779255, 2372340, 2490957, 2622060, 2767730, 3321276, 3558510, 4151595, 4981914, 5535460, 7117020, 8303190, 9963828, 12454785, 16606380, 24909570, 49819140]

約数ペア:

[(1, 49819140), (2, 24909570), (3, 16606380), (4, 12454785), (5, 9963828), (6, 8303190), (7, 7117020), (9, 5535460), (10, 4981914), (12, 4151595), (14, 3558510), (15, 3321276), (18, 2767730), (19, 2622060), (20, 2490957), (21, 2372340), (28, 1779255), (30, 1660638), (35, 1423404), (36, 1383865), (38, 1311030), (42, 1186170), (45, 1107092), (57, 874020), (60, 830319), (63, 790780), (70, 711702), (76, 655515), (84, 593085), (90, 553546), (95, 524412), (105, 474468), (114, 437010), (126, 395390), (133, 374580), (140, 355851), (171, 291340), (180, 276773), (190, 262206), (210, 237234), (228, 218505), (252, 197695), (266, 187290), (285, 174804), (315, 158156), (342, 145670), (380, 131103), (399, 124860), (420, 118617), (532, 93645), (570, 87402), (630, 79078), (665, 74916), (684, 72835), (798, 62430), (855, 58268), (1140, 43701), (1197, 41620), (1260, 39539), (1330, 37458), (1596, 31215), (1710, 29134), (1995, 24972), (2081, 23940), (2394, 20810), (2660, 18729), (3420, 14567), (3990, 12486), (4162, 11970), (4788, 10405), (5985, 8324), (6243, 7980)]